{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0932c3e2d15dbd9da9c446baafd6af5197472a9ea5c1934ff18f1b88c06b1c0e",
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}